39391280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16979}}^1$

素因数の和:17021

約数の個数: 40

約数和(自身を含む): 94748400

約数和(自身を除く): 55357120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 16979, 33958, 67916, 84895, 135832, 169790, 271664, 339580, 492391, 679160, 984782, 1358320, 1969564, 2461955, 3939128, 4923910, 7878256, 9847820, 19695640, 39391280]

約数ペア:

[(1, 39391280), (2, 19695640), (4, 9847820), (5, 7878256), (8, 4923910), (10, 3939128), (16, 2461955), (20, 1969564), (29, 1358320), (40, 984782), (58, 679160), (80, 492391), (116, 339580), (145, 271664), (232, 169790), (290, 135832), (464, 84895), (580, 67916), (1160, 33958), (2320, 16979)]